公开(公告)号：US11271032B2

公开(公告)日：2022-03-08

申请号：US16901850

申请日：2020-06-15

Applicant: Samsung Display Co., Ltd.

Inventor： Yu Jin Lee ,  Kyung Bae Kim ,  Ji Hye Lee ,  Chong Chui Chai

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/62

Abstract: A display device is provided. The display device includes a first electrode including a first electrode surface extending in a first direction and a second electrode surface connected to one end of the first electrode surface and extending in a second direction that is different from the first direction, a second electrode including a third electrode surface extending in the first direction and spaced apart from the first electrode surface and facing the first electrode surface, and a fourth electrode surface extending in the second direction and spaced apart from the second electrode surface and facing the second electrode surface, and at least one light emitting element between the first electrode and the second electrode and including a first light emitting element between the first electrode surface and the third electrode surface and a second light emitting element between the second electrode surface and the fourth electrode surface.

公开(公告)号：US10957253B2

公开(公告)日：2021-03-23

申请号：US16709256

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Chong Chui Chai ,  Dong Woo Kim ,  Kyoung Ju Shin ,  Bo Yong Chung

IPC: G09G3/3233 ,  H01L29/786 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/12

Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.

公开(公告)号：US11769451B2

公开(公告)日：2023-09-26

申请号：US17318564

申请日：2021-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Chong Chui Chai ,  Dong Woo Kim ,  Kyoung Ju Shin ,  Bo Yong Chung

IPC: G09G3/3233 ,  G09G3/3258 ,  H01L27/12 ,  H01L29/786 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/36

CPC classification number: G09G3/3233 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3648 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2310/0216 ,  G09G2310/08 ,  G09G2320/0214 ,  G09G2320/045 ,  G09G2320/0626 ,  G09G2330/023 ,  H01L27/1225 ,  H01L29/7869 ,  H01L29/78672

Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.

公开(公告)号：US20160322443A1

公开(公告)日：2016-11-03

申请号：US15141678

申请日：2016-04-28

Applicant: Samsung Display Co,, Ltd.

Inventor： Yong-Koo Her ,  Chong Chui Chai ,  Ji Hye Lee

IPC: H01L27/32 ,  H01L29/786 ,  G09G3/3258

CPC classification number: H01L27/3262 ,  G09G3/3233 ,  G09G3/3258 ,  G09G2300/043 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0262 ,  G09G2310/061 ,  H01L27/1255 ,  H01L27/3276 ,  H01L29/78645

Abstract: An OLED display is disclosed. A plurality of signal lines are formed over a substrate, and a plurality of pixels are formed over the substrate in a matrix form and electrically connected to corresponding signal lines. The signal lines include a plurality of scan lines configured to transmit a scan signal, a plurality of initialization lines configured to transmit an initialization signal, and a plurality of data lines configured to transmit a data signal. An n-th row pixel includes a switching thin film transistor (TFT) electrically connected to an n-th row scan line and a corresponding data line among the data lines. A driving TFT is electrically connected to a drain of the switching TFT, an OLED is electrically connected to a drain of the driving TFT, and an initialization TFT is configured to be turned on based on an initialization signal transmitted via an n-th row initialization line.

Abstract translation: 公开了一种OLED显示器。 多个信号线形成在衬底上，并且多个像素以矩阵形式形成在衬底上并电连接到相应的信号线。 信号线包括被配置为发送扫描信号的多条扫描线，被配置为发送初始化信号的多条初始化线以及被配置为发送数据信号的多条数据线。 第n行像素包括电连接到第n行扫描线的切换薄膜晶体管（TFT）和数据线中的相应数据线。 驱动TFT电连接到开关TFT的漏极，OLED电连接到驱动TFT的漏极，并且初始化TFT被配置为基于经由第n行初始化发送的初始化信号而导通 线。

公开(公告)号：US11626552B2

公开(公告)日：2023-04-11

申请号：US17240669

申请日：2021-04-26

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung Bae Kim ,  Min Jae Jeong ,  Chong Chui Chai

IPC: H01L33/62 ,  H01L27/15

Abstract: A display device includes a substrate including a plurality of pixels; an electrode part including a first electrode in each pixel of the plurality of pixels on the substrate and a second electrode spaced apart from the first electrode on a same plane; a plurality of light emitting devices spaced apart from each other between the first electrode and the second electrode; a power line part including a first power line between the substrate and the first electrode, the first power line to receive a first driving power source, and a second power line between the substrate and the second electrode, the second power line to receive a second driving power source; and a shielding electrode line between the power line part and the first electrode, the shielding electrode line to receive the first driving power source.

公开(公告)号：US11017720B2

公开(公告)日：2021-05-25

申请号：US16709309

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Chong Chui Chai ,  Dong Woo Kim ,  Kyoung Ju Shin ,  Bo Yong Chung

IPC: G09G3/3233 ,  H01L29/786 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/12 ,  G09G3/36

Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.

公开(公告)号：US11683964B2

公开(公告)日：2023-06-20

申请号：US16988984

申请日：2020-08-10

Applicant: Samsung Display Co., LTD.

Inventor： Kang Moon Jo ,  Chong Chui Chai ,  Jun Hyun Park ,  An Su Lee

IPC: H01L27/14 ,  H01L27/32 ,  G09G3/3208 ,  H01L27/12 ,  H01L51/52

CPC classification number: H01L27/3276 ,  G09G3/3208 ,  H01L27/1255 ,  H01L27/3262 ,  H01L27/3265 ,  H01L51/52 ,  H01L51/5203

Abstract: An organic light emitting diode display includes a substrate, a semiconductor pattern disposed on the substrate, a first conductive layer disposed on the semiconductor pattern and including a first gate electrode having an island-shaped structure, a second gate electrode having an island-shaped structure, and a third gate electrode having an island-shaped structure, and a second conductive layer disposed on the first conductive layer and including a first initialization voltage line overlapping the first gate electrode, a scan line overlapping the second gate electrode, and a control signal line overlapping the third gate electrode, where the control signal line is electrically connected to the third gate electrode, the scan line is electrically connected to the second gate electrode, and the first initialization voltage line, the scan line, and the control signal line extend in a first direction.

公开(公告)号：US11387223B2

公开(公告)日：2022-07-12

申请号：US17021504

申请日：2020-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Min Kyu Woo ,  Kyung Bae Kim ,  Jin Yeong Kim ,  Chong Chui Chai

IPC: H01L31/036 ,  H01L29/15 ,  H01L29/04 ,  H01L27/14 ,  H01L25/16 ,  H01L25/075 ,  H01L33/62

Abstract: A display device includes a substrate. A first electrode, a second electrode, and a third electrode are on the substrate, and are sequentially arranged along a first direction. A first light emitting element is located between the first electrode and the second electrode. A second light emitting element is located between the second electrode and the third electrode. A first contact electrode overlaps the first electrode and one end of the first light emitting element, and is in contact with the first electrode and the one end of the first light emitting element. A second contact electrode overlaps and is in contact with the other end of the first light emitting element. A third contact electrode overlaps and is in contact with the second electrode and the other end of the second light emitting element. The second contact electrode extends while detouring the third contact electrode.

公开(公告)号：US11322093B2

公开(公告)日：2022-05-03

申请号：US17062971

申请日：2020-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hyun Park ,  Chong Chui Chai ,  Young Wan Seo ,  An Su Lee ,  Bo Yong Chung ,  Kang Moon Jo

IPC: G09G3/3258 ,  G09G3/3233

Abstract: A pixel circuit includes a first switching element including a control electrode connected to a first node, an input electrode which receives a first power voltage and an output electrode connected to a third node, a second switching element including a control electrode which receives a compensation gate signal, an input electrode connected to a second node and an output electrode connected to the third node, a third switching element including a control electrode which receives a write gate signal, an input electrode connected to the first node and an output electrode connected to the second node, a storage capacitor including a first electrode which receives an initialization voltage and a second electrode connected to the first node, a program capacitor which receives a data voltage and connected to the second node, and an organic light emitting element connected to the third node and which receives a second power voltage.